Samsung has now shipped out some replacement devices for recalled Galaxy Note 7 phones, with enough new phones to replace maybe half of the 1 million phones sold in the United States so far. Meanwhile, in Samsung’s home country of South Korea, the government has a relatively low-tech way to check the battery status of the high-tech phones: Samsung X-ray the batteries. [More]

When you go into a hospital, even for something as simple as a broken leg, you have an expectation that your documents are only to be used by your physicians and nurses. At the very least, you don’t expect that your X-rays and records will end up being used — with no attempt made to hide your identity — in a college class.

In a new study that will surely be argued and dissected by both sides of the full-body scanner debate, researchers claim that the risk from the ionizing radiation to which travelers are exposed in these scanners “would be extremely small, even among frequent flyers” and that there “is no significant threat of radiation from the scans.”